Fetch-url-http-3a-2f-2fmetadata.google.internal-2fcomputemetadata-2fv1-2finstance-2fservice Accounts-2f Jun 2026

: The internal DNS name for the metadata server (resolves to 169.254.169.254 ).

: Ensure that your applications only make requests to the metadata server when absolutely necessary and that they do not expose raw metadata responses to users. : The internal DNS name for the metadata

.../default/token : Generates short-lived OAuth 2.0 access tokens used to authenticate to Google Cloud APIs (e.g., Cloud Storage, BigQuery). : The internal DNS name for the metadata

All requests to the metadata server include the header: : The internal DNS name for the metadata